SEKINE, Yoshihiro. Cartan Subalgebras in Fixed Point Algebras of Finite Group Actions. Mathematica Scandinavica, Berkeley, CA, United States, v. 70, p. 281–292, 1992. DOI: 10.7146/math.scand.a-12402. Disponível em: https://journals.msp.org/mscand/article/view/1246. Acesso em: 24 jul. 2026.